Top performing, durable and inexpensive cookie sheet is crafted of natural commercial aluminum for a super sleek and flat surface, and its shape and design allows for the even distribution of heat A necessity for any chef's kitchen from Nordic Ware, the legendary bakeware manufacturer, comes this top performing, durable and inexpensive cookie sheet. It is crafted of natural commercial aluminum for a super sleek and flat surface, and its shape and design allows for the even distribution of heat so that you can be sure that all your baked treats will be equally chewy or crispy. Proudly made in the USA by Nordic Ware.